In 1991 young Leroy J. Gibbs begins his new assignment in the NIS Department at Camp Pendleton. As a Probie, his first case is working with his future mentor, a young Mike Franks on a sniper investigation.
In 1991 a young Leroy J. Gibbs as a new NIS Agent at Camp Pendleton continues to investigate the case of a sniper with his future mentor young Mike Franks.
A murder near Camp Pendleton leads Gibbs and the team to a suburban mall in San Diego, where Gibbs takes matters into his own hands. Jackson Gibbs pays Franks an unexpected visit.
Still grieving the loss of his wife and daughter, Gibbs helps the team work a case involving a missing girl; the moment that irrevocably changed Gibbs' life is revealed.